78400700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2383}}^1$

素因数の和:2451

約数の個数: 72

約数和(自身を含む): 198653952

約数和(自身を除く): 120253252

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 47, 50, 70, 94, 100, 140, 175, 188, 235, 329, 350, 470, 658, 700, 940, 1175, 1316, 1645, 2350, 2383, 3290, 4700, 4766, 6580, 8225, 9532, 11915, 16450, 16681, 23830, 32900, 33362, 47660, 59575, 66724, 83405, 112001, 119150, 166810, 224002, 238300, 333620, 417025, 448004, 560005, 784007, 834050, 1120010, 1568014, 1668100, 2240020, 2800025, 3136028, 3920035, 5600050, 7840070, 11200100, 15680140, 19600175, 39200350, 78400700]

約数ペア:

[(1, 78400700), (2, 39200350), (4, 19600175), (5, 15680140), (7, 11200100), (10, 7840070), (14, 5600050), (20, 3920035), (25, 3136028), (28, 2800025), (35, 2240020), (47, 1668100), (50, 1568014), (70, 1120010), (94, 834050), (100, 784007), (140, 560005), (175, 448004), (188, 417025), (235, 333620), (329, 238300), (350, 224002), (470, 166810), (658, 119150), (700, 112001), (940, 83405), (1175, 66724), (1316, 59575), (1645, 47660), (2350, 33362), (2383, 32900), (3290, 23830), (4700, 16681), (4766, 16450), (6580, 11915), (8225, 9532)]